NPL

NPL may refer to:

Sport

 * National Pickleball League, an age 50+ professional pickleball league
 * National Pool League, a defunct American pool league
 * Nepal Premier League, a professional cricket league

Football

 * Namibia Premier League, the defunct top tier of football in Namibia
 * National Premier League, the top tier of football in Jamaica
 * National Premier Leagues, the second tier of men's football in Australia
 * National Premier Leagues Women's, the second tier of women's football in Australia
 * Nigerian Premier League, the top tier of football in Nigeria
 * Northern Premier League, at the seventh and eighth tier of football in England
 * Northern Premier League (Tasmania), a third tier football league in Australia covering northern Tasmania
 * Norwegian Premier League, the top tier of football in Norway

Computing

 * Netscape Public License, a free software license
 * New programming language, the original name of PL/I by IBM in 1964
 * Nonprocedural language, by T.D. Truitt et al. in 1980
 * NPL programming language, a functional programming language by Rod Burstall and John Darlington in 1977
 * NORD Programming Language, an internal systems language used at Norsk Data
 * NPL network, a computer network from 1967 until 1986, a precursor to the world wide web

Organizations

 * National Party of Liberia
 * National Puzzlers' League, the oldest puzzlers' organization in the world
 * Non-Partisan League, an American socialist political organization
 * National Physical Laboratory (United Kingdom)
 * National Physical Laboratory of India
 * New Paradise Laboratories, an experimental theater ensemble in Pennsylvania, USA

Places

 * Nepal (ISO 3166-1 alpha-3 code)
 * New Plymouth Airport (IATA code), New Zealand

Other uses

 * National Priorities List, an EPA list of hazardous waste sites in the United States
 * Nauru Pacific Line, the national shipping line of the Republic of Nauru
 * Non-Patent Literature, used before the United States Patent and Trademark Office
 * Non-performing loan, a loan close to, or in default
 * Novgorod First Chronicle (Novgorodskaia pervaia letopis’), the oldest extant Rus' chronicle of the Novgorod Republic
 * Nuclear pumped laser, a laser pumped with the energy of fission fragments